The 500px iOS SDK lets developers use the API with their iOS applications. This SDK lets developers to utilize the 500px features for their mobile applications using Objective-C, providing their users the ability to share and discover photos, and more.
Magickly aims to make image manipulation possible as a simple web service. The Magickly API is very easy to use, and completely open source. It requires no API key, and allows a developer to use a lot of different image manipulations on any web-accessible image. Magickly is an open source, simplified version of the Aviary Effects API, which has a contest ending next week.
After holding off for months on an official API, popular photo sharing service Instagram has opened sign-ups for a public beta of its Instagram API. With it, developers can access the 300,000 photos uploaded daily by its more than 2 million users.
With use cases in chat, advertising and photo sharing, the Face.com API now estimates the age of the faces it finds in photos. The service released mood detection last July and has seen the number of developers registered on its platform double in less than a year. The age estimation is hardly perfect, but gives a guideline that joins a number of attributes the service can return from just a snapshot.